1920.] NATURAL SCIENCES OF PHILADELPHIA. 187 



cent with yellow hairs. Stamens and pistil glabrous throughout. 

 Capsule brown, globose-ovoid, 4.5-5 mm. long, with a slender beak 

 1-1.5 mm. long. 



Related to R. sarmentosa Jacq. of Cuba, which differs in the 

 stem being 4-angled, its leaves smaller, with rounded teeth and 

 obtuse at apex, its sepals with shorter caudate tips, its corollas 

 slightly larger, 12-14 mm. long, and its capsules smaller, excluding 

 the beak, only 4 mm. long. 



Type, in mountain forest, on the Agua Dulce road, between 

 Santa Marta and the Sierra Nevada, altitude 450 meters [ = 1500 

 feet], collected in flower and fruit November 22, 1898, Herbert H. 

 Smith 1361; in Herb. New York Botanical Garden; isotypes in 

 United States National Herbarium, Gray Herbarium and Field 

 Museum of Natural History. 



Forest, at an altitude of 450 meters, Tropical zone on lower slopes 

 of Sierra Nevada de Santa Marta in Magdalena. 



22. ANGELONIA Humboldt and Bonpland. 

 Angdonia Hurab. & Bonpl., PI. Aequin 2: 92. 1809. 

 Type species, A. salicariaefolia H. & B. 



1, Angelonia salicariaefolia Humb. & Bonpl. 



A. salicariaefolia Humb. & Bonpl., PL Aequin. 2: 92. pi. 108. 1809. "Hab- 

 itat in America meridionali ad Caracas." . . . ''Croit sur les collines 

 arides de gneiss, qui avoisinenl la ville <le Caracas, a une hauteur de cinq 

 ou six cents toises [ca. 1000-1200 m.] ou-dessus du niveau de 1 'ocean." 

 Specimen from Caracas, Otto Kuntze 1407, seen in Herb. New York 

 Botanical Garden. 



Gravelly slopes, rather moist, along the lower western slopes 

 of the Cordillera Oriental, and the similar eastern slopes of the 

 Cordillera Central, doubtless continuously encircling the upper 

 Magdalena Valley; in the Cauca valley; extending eastward along 

 the northern lower slopes of the Venezuelan Andes; at altitudes 

 of 450-1400 meters. Tropical zone. 4 



Cundinamarca. Anapoima, J. Triana (Y); Fusagasuga, I. F. 

 Holton 577 (Y); Fusagasugd to Pandi, Pcnnell 2714 (Y); Icononzo, 

 Pennell 2761 (Y). 



Tolima. San Lorenzo, (first foothill of Cordillera Central, west 

 of), Pennell 3517 (Y). 



4 Angelonia angustifolia Benth. 



Specimens collected from plants cultivated at "Medellin," on the bank of 

 the Rio Hinu, Bolivar, Pennell 4141 (Y) appear to be this commonly cultivated 

 species of Mexico. The two plants are readily distinguished: 



Herbage densely glandular-pubescent. Leaves lanceolate., clasping at base. 



1. .1 . salicariaefolia. 

 Herbage glabrous or sparsely glandular-pubescent. Leaves linear-lanceolate, 

 narrowed at base. 2. A. angustifolia. 



